java.awt.dnd

Interface DragSourceListener

All Superinterfaces:
EventListener
Known Implementing Classes:
DragSourceAdapter, DragSourceContext

public interface DragSourceListener
extends EventListener

This class allows an object to listen for drag and drop events. It can be used to provide appropriate feedback for "drag over" actions. You can also use a DragSourceAdapter to filter the events you are interested in.
Since:
1.2

Method Summary

void
dragDropEnd(DragSourceDropEvent e)
Called when the drag and drop operation is complete.
void
dragEnter(DragSourceDragEvent e)
Called when the cursor hotspot enters a drop site which will accept the drag.
void
dragExit(DragSourceEvent e)
Called when the cursor hotspot moves outside of a drop site which will accept the drag.
void
dragOver(DragSourceDragEvent e)
Called when the cursor hotspot moves inside of a drop site which will accept the drag.
void
dropActionChanged(DragSourceDragEvent e)
Called when the user modifies the drop gesture.

Method Details

dragDropEnd

public void dragDropEnd(DragSourceDropEvent e)
Called when the drag and drop operation is complete. After this event, getDropSuccess of the event is valid, and getDropAction holds the action requested by the drop site. Furthermore, the DragSourceContext is invalidated.
Parameters:
e - the drag source drag event

dragEnter

public void dragEnter(DragSourceDragEvent e)
Called when the cursor hotspot enters a drop site which will accept the drag.
Parameters:
e - the drag source drag event

dragExit

public void dragExit(DragSourceEvent e)
Called when the cursor hotspot moves outside of a drop site which will accept the drag. This could also happen if the drop site is no longer active, or no longer accepts the drag.
Parameters:
e - the drag source drag event

dragOver

public void dragOver(DragSourceDragEvent e)
Called when the cursor hotspot moves inside of a drop site which will accept the drag.
Parameters:
e - the drag source drag event

dropActionChanged

public void dropActionChanged(DragSourceDragEvent e)
Called when the user modifies the drop gesture. This is often the case when additional mouse or key events are received during the drag.
Parameters:
e - the drag source drag event

DragSourceListener.java -- listen to events during the drag Copyright (C) 2002, 2005 Free Software Foundation, Inc. This file is part of GNU Classpath. GNU Classpath is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2, or (at your option) any later version. GNU Classpath is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with GNU Classpath; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. Linking this library statically or dynamically with other modules is making a combined work based on this library. Thus, the terms and conditions of the GNU General Public License cover the whole combination. As a special exception, the copyright holders of this library give you permission to link this library with independent modules to produce an executable, regardless of the license terms of these independent modules, and to copy and distribute the resulting executable under terms of your choice, provided that you also meet, for each linked independent module, the terms and conditions of the license of that module. An independent module is a module which is not derived from or based on this library. If you modify this library, you may extend this exception to your version of the library, but you are not obligated to do so. If you do not wish to do so, delete this exception statement from your version.